7906426 has 16 divisors (see below), whose sum is σ = 13356288. Its totient is φ = 3477600.

The previous prime is 7906417. The next prime is 7906427. The reversal of 7906426 is 6246097.

It is a junction number, because it is equal to n+sod(n) for n = 7906391 and 7906400.

It is not an unprimeable number, because it can be changed into a prime (7906427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5115 + ... + 6478.

It is an arithmetic number, because the mean of its divisors is an integer number (834768).

Almost surely, 2^7906426 is an apocalyptic number.

7906426 is a deficient number, since it is larger than the sum of its proper divisors (5449862).

7906426 is a wasteful number, since it uses less digits than its factorization.

7906426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11637.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 7906426 is about 2811.8367662437. The cubic root of 7906426 is about 199.2171564445.

The spelling of 7906426 in words is "seven million, nine hundred six thousand, four hundred twenty-six".